Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 13 |
5 | 59 |
6 | 333 |
7 | 2233 |
8 | 17226 |
9 | 150104 |
10 | 1458150 |
11 | 15623032 |
12 | 183012660 |
13 | 2326875240 |
14 | 31911431854 |
15 | 469553925839 |
16 | 7378704548889 |
17 | 123329776031415 |
18 | 2184698889699347 |
19 | 40885079221516336 |
20 | 806020133224179177 |
[1,1,2,4,13,59,333,2233,17226,150104,1458150, 15623032,183012660,2326875240,31911431854, 469553925839,7378704548889,123329776031415, 2184698889699347,40885079221516336, 806020133224179177] |